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22020112012111 = 1011571388668223
BaseRepresentation
bin1010000000110111101001…
…11101000101001101001111
32212222002202110121102121021
411000123310331011031033
510341234142133341421
6114455522205215011
74431620621555533
oct500336475051517
985862673542537
1022020112012111
11701a74a193234
12257778ab61467
13c396454b0b95
14561ac9c2dbc3
15282bd8858341
hex1406f4f4534f

22020112012111 has 8 divisors (see below), whose sum is σ = 22379777097984. Its totient is φ = 21663224263200.

The previous prime is 22020112012103. The next prime is 22020112012163. The reversal of 22020112012111 is 11121021102022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22020112012111 - 23 = 22020112012103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020112012411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694318255 + ... + 694349968.

It is an arithmetic number, because the mean of its divisors is an integer number (2797472137248).

Almost surely, 222020112012111 is an apocalyptic number.

22020112012111 is a deficient number, since it is larger than the sum of its proper divisors (359665085873).

22020112012111 is a wasteful number, since it uses less digits than its factorization.

22020112012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388668481.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22020112012111 its reverse (11121021102022), we get a palindrome (33141133114133).

The spelling of 22020112012111 in words is "twenty-two trillion, twenty billion, one hundred twelve million, twelve thousand, one hundred eleven".

Divisors: 1 101 157 15857 1388668223 140255490523 218020911011 22020112012111